you're 6'4", 240-pound marine and injured and you need a marine next to you to carry you back to safety and the marine next to you is 5'4", weighs 115 pounds. it's relevant. >> okay, can i tell you something, you know, george, i've met a lot of combat medics who are women who rappel down and pick up big 6'4" marines and take them to safety. i just interviewed a woman >> that's fine and pilots, we know 152 women have been killed and iraq in afghanistan and now serving on submarines and all good for the military but there are certain anatomical facts about upper body strength and stamina. >> if i may, though. >> very quickly here. >> anatomical facts are average. the average woman may not be fit for the woman but the average man is probably not either. the question is whether they're going to deal with individuals and there are surely individual women who could pick you or i up wounded and car i us off a battlefield. >> probably not me but there may be lots of them. i want to look way ahead to 2016. perhaps four years from now we will see joe biden who we saw this week out on the parade r